Base | Representation |
---|---|
bin | 101100101011… |
… | …0110000000101 |
3 | 1122002001200202 |
4 | 1121112300011 |
5 | 21444032010 |
6 | 2154020245 |
7 | 403046363 |
oct | 131266005 |
9 | 48061622 |
10 | 23424005 |
11 | 12249890 |
12 | 7a17685 |
13 | 4b11a77 |
14 | 317a633 |
15 | 20ca6a5 |
hex | 1656c05 |
23424005 has 16 divisors (see below), whose sum is σ = 31999104. Its totient is φ = 16294080.
The previous prime is 23423993. The next prime is 23424013. The reversal of 23424005 is 50042432.
It is not a de Polignac number, because 23424005 - 24 = 23423989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7994 + ... + 10523.
It is an arithmetic number, because the mean of its divisors is an integer number (1999944).
Almost surely, 223424005 is an apocalyptic number.
It is an amenable number.
23424005 is a deficient number, since it is larger than the sum of its proper divisors (8575099).
23424005 is a wasteful number, since it uses less digits than its factorization.
23424005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18556.
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 23424005 is about 4839.8352244679. The cubic root of 23424005 is about 286.1236241599.
Adding to 23424005 its reverse (50042432), we get a palindrome (73466437).
The spelling of 23424005 in words is "twenty-three million, four hundred twenty-four thousand, five".
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